CVE-2023-49228 : Security Advisory and Response
CVE-2023-49228 exposes a vulnerability in Peplink Balance Two devices allowing attackers with physical access to execute arbitrary commands as root. Learn about the impact, technical details, and mitigation steps.
An issue was discovered in Peplink Balance Two before 8.4.0, where the console port authentication uses hard-coded credentials, allowing an attacker with physical access and sufficient knowledge to execute arbitrary commands as root.
Understanding CVE-2023-49228
This section will provide insights into the nature and impact of CVE-2023-49228.
What is CVE-2023-49228?
CVE-2023-49228 refers to a vulnerability in Peplink Balance Two devices that exposes a security flaw in the console port authentication mechanism.
The Impact of CVE-2023-49228
The vulnerability allows an attacker with physical access to the device and specific knowledge to run unauthorized commands with root privileges, potentially leading to complete system compromise.
Technical Details of CVE-2023-49228
In this section, we will outline the technical aspects of CVE-2023-49228.
Vulnerability Description
The vulnerability arises from the hardcoded credentials used for console port authentication in Peplink Balance Two devices, providing a backdoor entry for malicious actors.
Affected Systems and Versions
All Peplink Balance Two devices before version 8.4.0 are affected by this vulnerability.
Exploitation Mechanism
An attacker with physical access to the device can exploit the hardcoded credentials to gain root access and execute arbitrary commands, compromising the device's security.
Mitigation and Prevention
This section will cover the steps to mitigate and prevent the exploitation of CVE-2023-49228.
Immediate Steps to Take
Users are advised to update their Peplink Balance Two devices to version 8.4.0 or later to address this vulnerability. It is crucial to change default credentials and restrict physical access to the console port.
Long-Term Security Practices
Implement robust access control measures, regularly monitor and audit device activity, and educate users on secure authentication practices to enhance overall security posture.
Patching and Updates
Stay informed about security updates from Peplink and promptly apply patches to eliminate known vulnerabilities and enhance the resilience of your systems.